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A242.0 Aluminum vs. 358.0 Aluminum

Both A242.0 aluminum and 358.0 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is A242.0 aluminum and the bottom bar is 358.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
71
Elongation at Break, % 1.6
3.5 to 6.0
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 220
350 to 370

Thermal Properties

Latent Heat of Fusion, J/g 390
520
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 680
600
Melting Onset (Solidus), °C 550
560
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 140
150
Thermal Expansion, µm/m-K 23
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
36
Electrical Conductivity: Equal Weight (Specific), % IACS 110
130

Otherwise Unclassified Properties

Base Metal Price, % relative 12
19
Density, g/cm3 3.1
2.6
Embodied Carbon, kg CO2/kg material 8.3
8.7
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1130
1090

Common Calculations

Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 45
53
Strength to Weight: Axial, points 20
37 to 39
Strength to Weight: Bending, points 26
42 to 44
Thermal Diffusivity, mm2/s 52
63
Thermal Shock Resistance, points 9.3
16 to 17

Alloy Composition


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Aluminum (Al), % 89.3 to 93.1
89.1 to 91.8
Beryllium (Be), % 0
0.1 to 0.3
Chromium (Cr), % 0.15 to 0.25
0 to 0.2
Copper (Cu), % 3.7 to 4.5
0 to 0.2
Iron (Fe), % 0 to 0.8
0 to 0.3
Magnesium (Mg), % 1.2 to 1.7
0.4 to 0.6
Manganese (Mn), % 0 to 0.1
0 to 0.2
Nickel (Ni), % 1.8 to 2.3
0
Silicon (Si), % 0 to 0.6
7.6 to 8.6
Titanium (Ti), % 0.070 to 0.2
0.1 to 0.2
Zinc (Zn), % 0 to 0.1
0 to 0.2
Residuals, % 0 to 0.15
0 to 0.15